CN1985314A - 改进的跟踪误差信号校准方法以及实现该方法的盘驱动器 - Google Patents

改进的跟踪误差信号校准方法以及实现该方法的盘驱动器 Download PDF

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Publication number
CN1985314A
CN1985314A CNA2005800238771A CN200580023877A CN1985314A CN 1985314 A CN1985314 A CN 1985314A CN A2005800238771 A CNA2005800238771 A CN A2005800238771A CN 200580023877 A CN200580023877 A CN 200580023877A CN 1985314 A CN1985314 A CN 1985314A
Authority
CN
China
Prior art keywords
value
calibration
tracking error
error signal
cmax
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA2005800238771A
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English (en)
Chinese (zh)
Inventor
H·C·M·范德海杰登
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN1985314A publication Critical patent/CN1985314A/zh
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0948—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for detection and avoidance or compensation of imperfections on the carrier, e.g. dust, scratches, dropouts
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/094—Methods and circuits for servo offset compensation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0945—Methods for initialising servos, start-up sequences
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
CNA2005800238771A 2004-07-14 2005-07-01 改进的跟踪误差信号校准方法以及实现该方法的盘驱动器 Pending CN1985314A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04103371.3 2004-07-14
EP04103371 2004-07-14

Publications (1)

Publication Number Publication Date
CN1985314A true CN1985314A (zh) 2007-06-20

Family

ID=35094211

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2005800238771A Pending CN1985314A (zh) 2004-07-14 2005-07-01 改进的跟踪误差信号校准方法以及实现该方法的盘驱动器

Country Status (7)

Country Link
US (1) US20080094982A1 (ko)
EP (1) EP1769497A1 (ko)
JP (1) JP2008507071A (ko)
KR (1) KR20070026884A (ko)
CN (1) CN1985314A (ko)
TW (1) TW200617918A (ko)
WO (1) WO2006008670A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111902693A (zh) * 2018-03-15 2020-11-06 西斯纳维 用于校准装备于车辆的陀螺仪的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1270559A (en) * 1985-10-30 1990-06-19 Shigeo Terashima Tracking circuit for an optical information recording and reproducing apparatus
US5251194A (en) * 1989-04-17 1993-10-05 Mitsubishi Denki Kabushiki Kaisha Techniques for controlling beam position and focus in optical disk drives
JPH03187027A (ja) * 1989-12-15 1991-08-15 Ricoh Co Ltd トラッキングサーボ方法
US5343454A (en) * 1991-11-22 1994-08-30 Matsushita Electric Industrial Co., Ltd. Tracking control apparatus for correcting tracking error signal according to approximate equation of a function of track address
JP2826252B2 (ja) * 1993-04-23 1998-11-18 インターナショナル・ビジネス・マシーンズ・コーポレイション 光ディスク・ドライブ及びその信号校正方法
JP3846925B2 (ja) * 1995-12-22 2006-11-15 パイオニア株式会社 トラッキングエラー信号の波形制御装置
US5689485A (en) * 1996-04-01 1997-11-18 Discovision Associates Tracking control apparatus and method
JP3447956B2 (ja) * 1998-05-21 2003-09-16 富士通株式会社 光学的記憶装置
US6963520B1 (en) * 1999-05-18 2005-11-08 Lg Electronics Inc. Method of recording and reproducing an optical recording medium
JP3690955B2 (ja) * 2000-03-01 2005-08-31 松下電器産業株式会社 光ディスク装置
KR100359825B1 (ko) * 2000-08-16 2002-11-07 엘지전자 주식회사 광 기록매체의 서보 방법
US6970403B2 (en) * 2001-01-25 2005-11-29 Dphi Acquisition, Inc. Calibration of tracking error signal offset in a tracking servo system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111902693A (zh) * 2018-03-15 2020-11-06 西斯纳维 用于校准装备于车辆的陀螺仪的方法

Also Published As

Publication number Publication date
US20080094982A1 (en) 2008-04-24
WO2006008670A1 (en) 2006-01-26
TW200617918A (en) 2006-06-01
KR20070026884A (ko) 2007-03-08
JP2008507071A (ja) 2008-03-06
EP1769497A1 (en) 2007-04-04

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WD01 Invention patent application deemed withdrawn after publication